package dem1;

import java.util.Random;
import java.util.Scanner;
import java.util.Stack;

/**
 * Created with Intellij IDEA.
 * Description:
 * User: 33013
 * Date: 2023-04-11
 * Time: 23:29
 */
public class Test2 {
    public static void main(String[] args) {
        Stack<Integer>
        String s = new Scanner(System.in).nextLine();
        switch (s){
            case "*":
                System.out.println("*");
                break;
            case "-":
                System.out.println("-");
                break;
            case "+":
                System.out.println("+");
                break;
            case "/":
                System.out.println("/");
                break;
            default:
                break;
        }
        Integer.
    }
}
